<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="indexcss.css">
</head>
<body>
    <div>
        <!-- 弟25章 -->
        <!-- 第26章 -->
        第27章
    </div>
    <table border="0">
        <tr>
        <td colspan="2" class="header">header</td>
        </tr>
        <tr>
        <td class="aside">aside</td>
        <td class="section">section</td>
        </tr>
        <tr>
        <td colspan="2" class="footer">footer</td>
        </tr>
        </table>
        <header>
            header
            </header>
            <aside>
            aside
            </aside>
            <section>
            section
            </section>
            <footer>
            footer
            </footer>
</body>
</html>